Namesakes
Domnall Ilchelgach
(a.k.a. Domhnall) (m) ?-c. 566 
Irish Kings 565-566
Domnall mac Áedo
(a.k.a. Domhnall) (m) ?-c. 642
Irish Kings 628-642
Domnall Midi
(a.k.a. Domhnall) (m) ?-c. 763
Irish Kings 743-763
Domnall I
(a.k.a. Domhnall) (m) 812-862
Scottish Kings and Queens 859-862
Domnall II Dasachtach
(a.k.a. Domhnall) (m) ?-900
Scottish Kings and Queens 889-900
Domnall ua Néill
(a.k.a. Domhnall) (m) ?-980
Irish Kings 956-980
Domnall ua Lochlainn
(a.k.a. Domhnall) (m) 1048-1121
Irish Kings 1083-1121
Domnall III Bane
(a.k.a. Domhnall) (m) ?-1099
Scottish Kings and Queens 1093-1094; 1094-1097
Domhnall Gleeson
(m) 1983-
Notable Actors and Entertainers (actor)